49869229 has 4 divisors (see below), whose sum is σ = 51217084. Its totient is φ = 48521376.

The previous prime is 49869227. The next prime is 49869277. The reversal of 49869229 is 92296894.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 92296894 = 2 ⋅46148447.

It can be written as a sum of positive squares in 2 ways, for example, as 27562500 + 22306729 = 5250^2 + 4723^2 .

It is a cyclic number.

It is not a de Polignac number, because 49869229 - 2¹ = 49869227 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49869227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 673872 + ... + 673945.

It is an arithmetic number, because the mean of its divisors is an integer number (12804271).

Almost surely, 2^49869229 is an apocalyptic number.

It is an amenable number.

49869229 is a deficient number, since it is larger than the sum of its proper divisors (1347855).

49869229 is a wasteful number, since it uses less digits than its factorization.

49869229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1347854.

The product of its digits is 559872, while the sum is 49.

The square root of 49869229 is about 7061.8148517219. The cubic root of 49869229 is about 368.0816931307.

The spelling of 49869229 in words is "forty-nine million, eight hundred sixty-nine thousand, two hundred twenty-nine".